Which does not refer to the shape of a virus?

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#Question id: 12344

#XL - T Zoology

The concept of punctuated equilibrium refers to

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#Question id: 12567

#XL - R Botany

Which of the following is true about the current research about forest fragmentation?

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#Question id: 12571

#XL - R Botany

Although extinction is a natural process, current extinctions are of concern to environmentalists because

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#Question id: 12573

#XL - R Botany

Which of the following conditions is the most likely indicator of a population in an extinction vortex? 

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#Question id: 12575

#XL - R Botany

All of the following are adaptations that permit the camel to be active by day in the desert EXCEPT 

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#Question id: 12577

#XL - R Botany

During  a  field  trip,  an  instructor  touched  a  moth  resting  on  a  tree  trunk.  The  moth  raised  its  forewings  to  reveal large eyespots on its hind wings. The instructor asked why the moth lifted its wings. One student answered that sensory  receptors  had  fired  and  triggered  a  neuronal  reflex  culminating  in  the  contraction  of  certain  muscles.  A second student responded that the behaviour might frighten predators. Which statement best describes these explanations?